Lupinus shockleyi |
Lupinus onustus |
|
---|---|---|
desert lupine, purple desert lupine, Shockley lupine |
northern lupine, Plumas lupine |
|
Habit | Herbs, annual, 0.4–3 dm, canescent, hairs 0.6–1 mm. | Herbs, perennial, 2–3 dm, green, silky; rhizomatous, from slender underground rootstock. |
Stems | erect or ascending, very short, tufted or spreading, branched. |
short-decumbent, clustered, unbranched. |
Leaves | cauline, crowded near base; stipules well developed; petiole 2–9 cm; leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous. |
cauline, clustered near base; stipules 8–10 mm; petiole (5–)8–13 cm; leaflets 5–9, blades oblanceolate, 15–50 × 4–10 mm, abaxial surface silky-hairy, adaxial surface glabrous. |
Racemes | several–many-flowered, 3–14 cm; flowers spirally arranged. |
5–15 cm; flowers not whorled. |
Peduncles | 1–10 cm; bracts persistent, straight, 2–4 mm. |
4–8 cm; bracts deciduous, 3–4 mm. |
Pedicels | 1–4 mm. |
3–5 mm. |
Flowers | 4.5–7 mm; calyx 3–6 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft; corolla dark blue-purple or whitish with blue tip, banner spot white becoming yellow, keel blunt, glabrous. |
8–11 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire, 3.5–6 mm, adaxial lobe 2-toothed, 2–5 mm; corolla violet, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate. |
Legumes | undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying. |
3–4.5 cm, hairy. |
Cotyledons | persistent, disclike, sessile. |
deciduous, petiolate. |
Seeds | 2, wrinkled. |
5 or 6, brown, 6–7 mm. |
Lupinus shockleyi |
Lupinus onustus |
|
Phenology | Flowering spring (Apr–Jun). | Flowering Apr–Sep. |
Habitat | Dunes, sandy areas, washes, playas. | Dry banks, yellow pine forests, serpentine soils. |
Elevation | 0–1500 m. (0–4900 ft.) | 500–2000 m. (1600–6600 ft.) |
Distribution |
AZ; CA; NV
|
CA; OR
|
Discussion | Lupinus shockleyi occurs in the desert areas of southern California, adjacent areas of southern Nevada, and northwestern Arizona. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lupinus onustus is known in California from the southern Cascade Range, Klamath Ranges, and northern Sierra Nevada, to the Siskiyou Mountains of southwestern Oregon. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | Fabaceae > subfam. Faboideae > Lupinus | Fabaceae > subfam. Faboideae > Lupinus |
Sibling taxa | ||
Synonyms | L. alilatissimus, L. mucronulatus, L. oreganus var. pusillulus, L. pinetorum, L. sulphureus subsp. delnortensis, L. thompsonianus, L. violaceus | |
Name authority | S. Watson: Proc. Amer. Acad. Arts 22: 470. (1887) | S. Watson: Proc. Amer. Acad. Arts 11: 127. (1876) |
Web links |